LW36A-126 High Voltage High-Speed 126kv Sf6 Circuit Breaker

LW36-126/T3150-40 HV AC SF6 circuit breaker is an outdoor product. It is used in electricity grids with altitudes of no more than 2000m (product designs for 3000m are available), environment temperauteres of no less than -30oC, local pollution classes of no more than Class iV.

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Description

Model NO.: LW36A-126/145
Operation: Manual & Electric & Energy-Storage Type
Arc-extinguishing Medium: SF6
Structure: Lw36A-126
Type: Circuit Breaker
Certification: ISO9001-2000, CCC
Origin: China

Breaking Capacity: High Voltage Circuit Breakers
Speed: High-Speed Circuit Breaker
Installation: Fixed
Poles Number: 3
Function: Overcurrent Protection, OVP(Overvoltage Protection)
Transport Package: Standard External Transport Packaging
HS Code: 8536300000

LW36-126/T3150-40 HV AC SF6 circuit breaker is an outdoor product. It is used in
electricity grids with altitudes of no more than 2000m (product designs for 3000m are available), environment temperauteres of no less than -30ºC, local pollution classes of no more than Class iV, and maximum voltage of 126kV to cut off rated currents, fault currents, or switching lines in order to implement control and protection of electricity systems. It can also be used as a connection circuit breaker.

Serial No.	Name	Unit	Value
1	Ambient temperature	ºC	-50ºC-40ºC
2	Rated voltage		126
3	Rated power frequency withstand voltage (1min)
3.1	To earth	kV	230
3.2	Across open contact	kV	230+73
4	Rated lightning impulse withstand voltage
4.1	To earth	kV	550
4.2	Across open contact	kV	550+103
5	Rated frequency	Hz	50
6	Rated value	A	3150
7	First pole to clear factor		1.5
8	Rated short-circuit breakering current (Isc)	kA	40
9	Rated short-circuit making current (peak)	kA	100/104
10	Rated hsort-time withstand current	kA	40
11	Rated peak withstand current	kA	100/104
12	Rated duration of short-circuit	s	4
13	Rated out of phase breaking current	kA	10
14	Short-line fault breaking current	kA	90%Isc,75Isc
15	Rated line charging breaking current	A	31.5
16	Rated operating sequence		o-0.3s-CO-180s-CO
17	Resistance of main contact	μΩ	≤35
18	Annual leakage of SF6 gas	%	≤0.5
19	Gas humidity content (L/L) (20ºC at handover)	L/L	≤150x10-6
20	Mechanical endurance	Times	10000
21	Radio interference level	mv	≤500
22	Creepage distance	mm	3906
23	Weight of SF6 gas filled for each CB	kg	8
24	Weight of one set of CB	kg	1700±10